<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #canvas {
            border: 1px solid black;
        }
    </style>
</head>
<body>
<canvas width="600px" height="400px" id="canvas"></canvas>
<script>
    const ctx = document.querySelector("#canvas").getContext("2d")


</script>
</body>
</html>